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6. LW3 Programmers' Reference
6.6.3. Querying the Status of Source Ports
Command format:
GET●/MEDIA/VIDEO/XP.SourcePortStatus
Response format:
pr●/MEDIA/VIDEO/XP.SourcePortStatus=[<I
The response contains 5 ASCII characters for each port. The first character indicates the mute/lock state,
the next four characters represent a 2-byte HEX code showing the current state of the input ports.
Example:
˃
GET /MEDIA/VIDEO/XP.SourcePortStatus
˂
pr /MEDIA/VIDEO/XP.SourcePortStatus=T008F;T008A
Legend:
Letter (Character 1)
Mute state
Lock state
T
Unmuted
Unlocked
L
Unmuted
Locked
M
Muted
Unlocked
U
Muted
Locked
Byte 1
Character 2
BIT 7-6
BIT 5-4
Reserved
Reserved
0 0
0 1
1 0
Reserved
Reserved
1 1
Example and Explanation (T008F):
T
0
0 0
0 0
Unlocked,
Unmuted
Reserved
Reserved
><I
>]
1
2
Letter
Mute / Lock status
Reserved character, always 0.
Byte 1
Reserved character, always 0.
Embedded audio / HDCP status
Byte 2
Signal present / Connection status
Byte 2
Character 3
Character 4
BIT 3-2
BIT 1-0
BIT 7-6
BIT 5-4
Embedded
Reserved
Reserved
HDCP status
audio status
Unknown
Reserved
No
Not
Reserved
Reserved
embedded
encrypted
audio
Embedded
audio
Encrypted
presents
0
8
0 0
0 0
10
00
No embedded
Reserved
Reserved
Unknown
audio
HDMI20-OPTC series – User's Manual
The Most Common Received Port Status Responses
T00AA
T00AB
T 0 0 E F
T00AF
T00EF
Character 5
BIT 3-2
BIT 1-0
Signal
Connection
present
status
status
T00BF
Not
No signal
connected
Signal
T00FF
Connected
presents
F
1 1
1 1
Signal
Connected
presents
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
No embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
No embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
No embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
Embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio presents
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
No embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio
T
0
0
0 0
0 0
0 0
0 0
Unlocked,
Embedded
Unmuted
Reserved
Reserved
Reserved
Reserved
audio presents
46
A
A
1 0
1 0
1 0
1 0
Not
Not
No signal
encrypted
connected
A
B
1 0
1 0
1 0
1 1
Not
No signal
Connected
encrypted
A
F
1 0
1 0
1 1
1 1
Not
Signal
Connected
encrypted
presents
E
F
1 1
1 0
1 1
1 1
Not
Signal
Connected
encrypted
presents
B
F
1 0
1 1
1 1
1 1
Signal
Encrypted
Connected
presents
F
F
1 1
1 1
1 1
1 1
Signal
Encrypted
Connected
presents
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